Grid Point Code

Play

Jaboatão dos Guararapes

PernambucoBrazil

With a code
#9T4FH-8625F
Said aloud
Jaboatão dos Guararapes 8625F

Get the code for your door

What the code says

The Grid Point Code for Jaboatão dos Guararapes is #9T4FH-8625F. It names a cell 2.56 m north to south and 3.39 m east to west, centred on 8°06'46.03"S, 35°00'53.04"W, and it turns back into that cell on any phone or computer by arithmetic alone: no network, no account, no lookup table.

The point used is the one GeoNames records for Jaboatão dos Guararapes, near its centre.

Code
#9T4FH-8625F
With a check character
#9T4FH-8625F*P
Short form
8625F
Cell centre
-8.112787, -35.014733
Cell size
2.56 m by 3.39 m
Region
Pernambuco
Country
Brazil
Population
644,037

How to give this address

On a sign, a form or a delivery note

The whole code, #9T4FH-8625F. It needs nothing else: no city, no street, no network to read it back.

Said aloud, in Pernambuco

Jaboatão dos Guararapes 8625F: a name both people know, then the last five characters. They give back the exact code for anywhere within 4.0 km north or south and 5.3 km east or west of Jaboatão dos Guararapes. Further away the same five name somewhere else, which is why the whole code is what goes on a sign.

Copied by hand, or read over a phone

#9T4FH-8625F*P. The character on the end catches any single mistyped symbol and any two neighbours swapped.

As a link or a square code

Open it on the map, move to the exact door, and add directions if the code needs help: "blue gate, second floor". The link and the square code carry them. Nothing is kept on this site.

From the city to the door

The first four characters name a cell about 40 km by 52.9 km here. Each one after that picks one of 25 inside the last, so the whole ten name a spot about the size of a doorway.

  1. 9T4FMetropolitan area40 km by 52.9 km
  2. 9T4FHDistrict8 km by 10.6 km
  3. 9T4FH8Suburb1.6 km by 2.12 km
  4. 9T4FH86A few streets320 m by 423 m
  5. 9T4FH862Building64 m by 84.6 m
  6. 9T4FH8625Entrance12.8 m by 16.9 m
  7. 9T4FH8625FDoorway2.56 m by 3.39 m

More in Brazil

City, region and population from GeoNames, under CC BY 4.0.